Design assistance device, design assistance method, and design assistance program

Abstract

In one aspect of the present invention, device information about each slave unit is acquired, each slave unit is grouped from the device information about each slave unit and information about a definition file, and setting information providing for communication operation including generation of a data frame transmitted from a master unit to the slave unit. In generating setting information, the setting information is generated such that the setting information is transmitted in a frame format, in which a data field in each unit in which control data of each slave unit is invalidated due to a transfer abnormality of a data frame is ensured in each group, the data field being included in the data frame in which the control data is stored.

1 . A design assistance device that sets communication between a master unit and a slave unit through a network, the design assistance device comprising:
 a device information acquisition part configured to acquire device information about each slave unit connected to the master unit;   a storage in which a definition file is stored, information about a group to which the slave unit belongs being described from the device information or network configuration information in the definition file;   a group determinator configured to group each slave unit from the device information about each slave unit and information about the definition file; and   a setting part configured to generate setting information providing for communication operation comprising generation of a data frame transmitted from the master unit to the slave unit,   wherein the setting part generates the setting information such that the setting information is transmitted in a frame format, in which a data field in each unit in which control data of each slave unit is invalidated due to a transfer abnormality of a data frame is ensured in each group, the data field being included in the data frame in which the control data is stored.   
     
     
         2 . The design assistance device according to  claim 1 , wherein the group determinator groups each slave unit into an operation content from information about the operation content of each slave unit, the information about the operation content of each slave unit being obtained from the device information, and
 the setting part generates the setting information such that the setting information is transmitted in the frame format, in which the data field is ensured in each group grouped in each operation content.   
     
     
         3 . The design assistance device according to  claim 1 , wherein the group determinator groups each slave unit from information about an attribute whether automatic stopping is performed when the information about the operation content of each slave unit senses an abnormality, the information about the operation content of each slave unit being obtained from the device information, and
 the setting part generates the setting information such that the setting information is transmitted in the frame format, in which the data field is ensured in each group, the group being grouped into a safety device that stops automatically when sensing the abnormality and a non-safety device that does not stop automatically even if sensing the abnormality.   
     
     
         4 . A design assistance method for setting communication between a master unit and a slave unit through a network, the design assistance method comprising:
 acquiring device information about each slave unit connected to the master unit;   grouping each slave unit from the device information about each slave unit and information about the definition file, the device information being stored in a storage storing a definition file describing information about a group to which the slave unit belongs from the device information or network configuration information; and   generating setting information providing for communication operation comprising generation of a data frame transmitted from the master unit to the slave unit,   wherein in generating the setting information, the setting information is generated such that the setting information is transmitted in a frame format, in which a data field in each unit in which control data of each slave unit is invalidated due to a transfer abnormality of a data frame is ensured in each group, the data field being included in the data frame in which the control data is stored.   
     
     
         5 . The design assistance method according to  claim 4 , wherein in the grouping, each slave unit is grouped into an operation content from information about the operation content of each slave unit, the information about the operation content of each slave unit being obtained from the device information, and
 in generating the frame format, the setting information is generated such that the setting information is transmitted in the frame format, in which the data field is ensured in each group grouped in each operation content.   
     
     
         6 . The design assistance method according to  claim 4 , wherein in the grouping, each slave unit is grouped from information about an attribute whether automatic stopping is performed when the information about the operation content of each slave unit senses an abnormality, the information about the operation content of each slave unit being obtained from the device information, and
 in generating the frame format, the setting information is generated such that the setting information is transmitted in the frame format, in which the data field is ensured in each group, the group being grouped into a safety device that stops automatically when sensing the abnormality and a non-safety device that does not stop automatically even if sensing the abnormality.   
     
     
         7 . A design assistance program that sets communication between a master unit and a slave unit through a network, the design assistance program causing a computer to execute:
 acquiring device information about each slave unit connected to the master unit;   grouping each slave unit from the device information about each slave unit and information about the definition file, the device information being stored in a storage storing a definition file describing information about a group to which the slave unit belongs from the device information or network configuration information; and   generating setting information providing for communication operation comprising generation of a data frame transmitted from the master unit to the slave unit,   wherein in generating the setting information, the computer is caused to execute generating the setting information such that the setting information is transmitted in a frame format, in which a data field in each unit in which control data of each slave unit is invalidated due to a transfer abnormality of a data frame is ensured in each group, the data field being included in the data frame in which the control data is stored.   
     
     
         8 . The design assistance program according to  claim 7 , wherein in the grouping, the computer is caused to execute grouping each slave unit into an operation content from information about the operation content of each slave unit, the information about the operation content of each slave unit being obtained from the device information, and
 in generating the frame format, the computer is caused to execute generating the setting information such that the setting information is transmitted in the frame format, in which the data field is ensured in each group grouped in each operation content.   
     
     
         9 . The design assistance program according to  claim 7 , wherein in the grouping, the computer is caused to execute grouping each slave unit from information about an attribute whether automatic stopping is performed when the information about the operation content of each slave unit senses an abnormality, the information about the operation content of each slave unit being obtained from the device information, and
 in generating the frame format, the computer is caused to execute generating the setting information such that the setting information is transmitted in the frame format, in which the data field is ensured in each group, the group being grouped into a safety device that stops automatically when sensing the abnormality and a non-safety device that does not stop automatically even if sensing the abnormality.